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23164467205 = 5114111390907
BaseRepresentation
bin10101100100101101…
…011011100000000101
32012210101000212011211
4111210231123200011
5334420100422310
614350330531421
71450015502545
oct254455334005
965711025154
1023164467205
119907813080
1245a5896b71
132252185039
14119a6a1325
1590899ac8a
hex564b5b805

23164467205 has 32 divisors (see below), whose sum is σ = 31339260288. Its totient is φ = 16290355200.

The previous prime is 23164467191. The next prime is 23164467233. The reversal of 23164467205 is 50276446132.

It is not a de Polignac number, because 23164467205 - 25 = 23164467173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209362 + ... + 300268.

It is an arithmetic number, because the mean of its divisors is an integer number (979351884).

Almost surely, 223164467205 is an apocalyptic number.

It is an amenable number.

23164467205 is a deficient number, since it is larger than the sum of its proper divisors (8174793083).

23164467205 is a wasteful number, since it uses less digits than its factorization.

23164467205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91077.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 23164467205 in words is "twenty-three billion, one hundred sixty-four million, four hundred sixty-seven thousand, two hundred five".

Divisors: 1 5 11 41 55 113 205 451 565 1243 2255 4633 6215 23165 50963 90907 254815 454535 999977 3727187 4999885 10272491 18635935 40999057 51362455 112997401 204995285 421172131 564987005 2105860655 4632893441 23164467205